Home / 87,215,215.80-130,822,823.70-26,630,844.60

Finding the Fourth Proportional to 87,215,215.80, 130,822,823.70 and 26,630,844.60

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Solution

The fourth proportional to 87,215,215.80, 130,822,823.70 and 26,630,844.60 is: 39,946,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,215,215.80 : 130,822,823.70 = 26,630,844.60 : x
  2. Step 2: Convert to fraction form
    87,215,215.80/130,822,823.70 = 26,630,844.60/x
  3. Step 3: Cross multiply
    87,215,215.80x = 130,822,823.70 × 26,630,844.60
  4. Step 4: Simplify right side
    87,215,215.80x = 3,483,922,288,087,897.50
  5. Step 5: Solve for x
    x = 3,483,922,288,087,897.50/87,215,215.80
  6. Step 6: Final answer
    x = 39,946,266.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.